CVE Vulnerability

CVE-2020-20221

Mikrotik RouterOs before 6.44.6 (long-term tree) suffers from an uncontrolled resource consumption vulnerability in the /nova/bin/cerm process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://seclists.org/fulldisclosure/2020/May/30 Mailing List Third Party Advisory
https://seclists.org/fulldisclosure/2021/May/1 Exploit Mailing List
https://cwe.mitre.org/data/definitions/400.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*
Information

Published : 2021-07-21 03:15

Updated : 2022-10-26 06:56

NVD link : CVE-2020-20221

Mitre link : CVE-2020-20221

Products Affected

Mikrotik

Routeros

CWE
CWE-400